/Engine/Plugins/Animation/ControlRig/Source/ControlRig/Public/Rigs/RigHierarchy.h
Queries and returns the value of int32 metadata
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintPure, Category=URigHierarchy) int32 GetInt32Metadata ( [FRigElementKey](API\Plugins\ControlRig\Rigs\FRigElementKey) InItem, [FName](API\Runtime\Core\UObject\FName) InMetadataName, int32 DefaultValue ) const